Inventor · disambiguated record
Koichiro Jinnai
Also filed as: HORIKE MASANORI · IWASAKI KYUHACHIRO · JINNAI KOICHIRO
30 granted patents·860 citations·filing 1978–1990
98Inventor score
Top patents by PatentIndex Score
30 records- 0198US4293865AInk-jet recording apparatusRICOH KK·Filed 1979·Granted Oct 6, 1981·102 cites·7 claims
- 0297US5208612AImage recording apparatus constituting of selectable unitsRICOH KK·Filed 1990·Granted May 4, 1993·95 cites·14 claims
- 0397US4178595AInk jet printing apparatus with ink replenishingRICOH KK·Filed 1978·Granted Dec 11, 1979·75 cites·7 claims
- 0496US4228440AInk jet printing apparatusRICOH KK·Filed 1978·Granted Oct 14, 1980·59 cites·7 claims
- 0594US4595948AMulticolor ink jet recording apparatus having means for preventing blurring of inkRICOH KK·Filed 1983·Granted Jun 17, 1986·84 cites·8 claims
- 0690US4604631AControl system and method for charge control ink jet printerRICOH KK·Filed 1984·Granted Aug 5, 1986·47 cites·11 claims
- 0790US4231047AInk-jet printing method and device thereforRICOH KK·Filed 1979·Granted Oct 28, 1980·36 cites·8 claims
- 0887US4626874ALiquid level detector for ink jet printerRICOH KK·Filed 1985·Granted Dec 2, 1986·44 cites·10 claims
- 0985US4527170AInk jet waste and replenish ink systemRICOH KK·Filed 1983·Granted Jul 2, 1985·30 cites·11 claims
- 1084US4598299ADeflection control ink jet printing apparatusRICOH KK·Filed 1983·Granted Jul 1, 1986·32 cites·11 claims
- 1180US4364060ANozzle position deviation compensation arrangement for ink jet printing deviceRICOH KK·Filed 1980·Granted Dec 14, 1982·26 cites·1 claims
- 1277US4642653AMulti-tone recording method for ink jet printerRICOH KK·Filed 1986·Granted Feb 10, 1987·32 cites·3 claims
- 1376US4542385AInk jet printing apparatusRICOH KK·Filed 1982·Granted Sep 17, 1985·21 cites·5 claims
- 1476US4491852AInk jet printing apparatus using guard dropsRICOH KK·Filed 1983·Granted Jan 1, 1985·20 cites·12 claims
- 1575US4231048AInk jet recording apparatusKODAMA YUTAKA·Filed 1978·Granted Oct 28, 1980·17 cites·13 claims
- 1675US4217595ACharging phase control device for ink jet recording deviceRICOH KK·Filed 1979·Granted Aug 12, 1980·19 cites·7 claims
- 1774US4313123AControllable ink drop velocity type ink-jet printerRICOH KK·Filed 1979·Granted Jan 26, 1982·13 cites·2 claims
- 1872US4288797AVariable-charge type ink-jet printerRICOH KK·Filed 1979·Granted Sep 8, 1981·14 cites·9 claims
- 1968US4562442AInk-jet printing apparatusRICOH KK·Filed 1982·Granted Dec 31, 1985·15 cites·4 claims
- 2067US4437101AInk jet printing apparatusRICOH KK·Filed 1982·Granted Mar 13, 1984·14 cites·32 claims
- 2160US4393385AControllable ink drop velocity type ink-jet printerRICOH KK·Filed 1981·Granted Jul 12, 1983·9 cites·1 claims
- 2260US4369964ASheet feed apparatus for printer or the likeRICOH KK·Filed 1980·Granted Jan 25, 1983·12 cites·4 claims
- 2358US4365255AInk jet printerRICOH KK·Filed 1980·Granted Dec 21, 1982·10 cites·1 claims
- 2455US4290073AInk-jet recording apparatusRICOH KK·Filed 1979·Granted Sep 15, 1981·7 cites·3 claims
- 2548US4371878ADevice for correcting ink dot misplacement in ink-jet printingRICOH KK·Filed 1981·Granted Feb 1, 1983·6 cites·4 claims
- 2647US4438440APrint-distortion compensating device for the ink jet printing apparatusRICOH KK·Filed 1981·Granted Mar 20, 1984·6 cites·10 claims
- 2746US4521789AInk viscosity regulation for ink jet printerRICOH KK·Filed 1983·Granted Jun 4, 1985·5 cites·3 claims
- 2841US4328505AInk jet printing apparatusRICOH KK·Filed 1980·Granted May 4, 1982·4 cites·4 claims
- 2938US4499475AInk jet printing apparatusRICOH KK·Filed 1981·Granted Feb 12, 1985·3 cites·7 claims
- 3038US4358775AInk jet printing apparatusRICOH KK·Filed 1980·Granted Nov 9, 1982·3 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →